Re: Setting options permanently?

2012-01-28 Thread Roman Mamedov
On Sat, 28 Jan 2012 17:05:41 +1100 Ben Klein shackl...@gmail.com wrote: If the compression routine changes in a later kernel/filesystem revision, There are already two different algorithms, zlib and lzo, and a third one - snappy - planned for inclusion. then you could end up with some files

Re: Setting options permanently?

2012-01-28 Thread Ben Klein
On 28 January 2012 19:23, Roman Mamedov r...@romanrm.ru wrote: On Sat, 28 Jan 2012 17:05:41 +1100 Ben Klein shackl...@gmail.com wrote: If the compression routine changes in a later kernel/filesystem revision, There are already two different algorithms, zlib and lzo, and a third one - snappy

Re: Setting options permanently?

2012-01-28 Thread Fajar A. Nugraha
On Sat, Jan 28, 2012 at 7:49 AM, Hadmut Danisch had...@danisch.de wrote: Am 28.01.2012 00:20, schrieb Chester: It should be okay to mount with compress or without compress. Even if you mount a volume with compressed data without '-o compress' you will still be able to correctly read the data

Re: [PATCH 3/3] filemap: don't call generic_write_sync for -EIOCBQUEUED

2012-01-28 Thread Martin Steigerwald
Adding linux-btrfs to Cc. Am Freitag, 27. Januar 2012 schrieb Jeff Moyer: Hi, Hi, As it stands, generic_file_aio_write will call into generic_write_sync when -EIOCBQUEUED is returned from __generic_file_aio_write. EIOCBQUEUED indicates that an I/O was submitted but NOT completed. Thus,

blocked tasks right after mounting (was: Hang when trying to access fs)

2012-01-28 Thread Nikolaus Rath
Nikolaus Rath nikol...@rath.org writes: Hello, When trying to rsync to btrfs, the process just hangs. dmesg output alternates between: [...] I guess I should also mention that this is reproducible, and I don't even need to run rsync. Simply mounting the file system produces a similar warning

Hang when trying to access fs

2012-01-28 Thread Nikolaus Rath
Hello, When trying to rsync to btrfs, the process just hangs. dmesg output alternates between: Jan 28 09:42:49 vostro kernel: [ 360.460076] INFO: task rsync:3484 blocked for more than 120 seconds. Jan 28 09:42:49 vostro kernel: [ 360.460079] echo 0 /proc/sys/kernel/hung_task_timeout_secs

Re: Setting options permanently?

2012-01-28 Thread Duncan
Roman Mamedov posted on Sat, 28 Jan 2012 14:23:44 +0600 as excerpted: On Sat, 28 Jan 2012 17:05:41 +1100 Ben Klein shackl...@gmail.com wrote: If the compression routine changes in a later kernel/filesystem revision, There are already two different algorithms, zlib and lzo, and a third

Re: blocked tasks right after mounting

2012-01-28 Thread Nikolaus Rath
Duncan 1i5t5.dun...@cox.net writes: Nikolaus Rath posted on Sat, 28 Jan 2012 10:23:53 -0500 as excerpted: Nikolaus Rath nikol...@rath.org writes: Hello, When trying to rsync to btrfs, the process just hangs. dmesg output alternates between: [...] I guess I should also mention that this

Re: blocked tasks right after mounting

2012-01-28 Thread Duncan
Nikolaus Rath posted on Sat, 28 Jan 2012 23:07:20 -0500 as excerpted: Sorry if my mail gave the wrong impression. I meant to offer help if that's an unknown bug, I didn't mean to ask for help :-). NP! I'm just so used to interpreting posts as requests for help on the other lists I'm on, that

Re: btrfs-raid questions I couldn't find an answer to on the wiki

2012-01-28 Thread Martin Steigerwald
Am Sonntag, 29. Januar 2012 schrieb Duncan: Martin Steigerwald posted on Sat, 28 Jan 2012 13:08:52 +0100 as excerpted: Am Donnerstag, 26. Januar 2012 schrieb Duncan: […] 2) The wiki indicates that btrfs-raid1 and raid-10 only mirror data 2- way, regardless of the number of devices. On my